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author | Andrew Haley <aph@redhat.com> | 2016-09-30 16:24:48 +0000 |
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committer | Andrew Haley <aph@gcc.gnu.org> | 2016-09-30 16:24:48 +0000 |
commit | 07b78716af6a9d7c9fd1e94d9baf94a52c873947 (patch) | |
tree | 3f22b3241c513ad168c8353805614ae1249410f4 /libjava/classpath/java/beans/IndexedPropertyDescriptor.java | |
parent | eae993948bae8b788c53772bcb9217c063716f93 (diff) | |
download | gcc-07b78716af6a9d7c9fd1e94d9baf94a52c873947.zip gcc-07b78716af6a9d7c9fd1e94d9baf94a52c873947.tar.gz gcc-07b78716af6a9d7c9fd1e94d9baf94a52c873947.tar.bz2 |
Makefile.def: Remove libjava.
2016-09-30 Andrew Haley <aph@redhat.com>
* Makefile.def: Remove libjava.
* Makefile.tpl: Likewise.
* Makefile.in: Regenerate.
* configure.ac: Likewise.
* configure: Likewise.
* gcc/java: Remove.
* libjava: Likewise.
From-SVN: r240662
Diffstat (limited to 'libjava/classpath/java/beans/IndexedPropertyDescriptor.java')
-rw-r--r-- | libjava/classpath/java/beans/IndexedPropertyDescriptor.java | 421 |
1 files changed, 0 insertions, 421 deletions
diff --git a/libjava/classpath/java/beans/IndexedPropertyDescriptor.java b/libjava/classpath/java/beans/IndexedPropertyDescriptor.java deleted file mode 100644 index b791413..0000000 --- a/libjava/classpath/java/beans/IndexedPropertyDescriptor.java +++ /dev/null @@ -1,421 +0,0 @@ -/* IndexedPropertyDescriptor.java -- - Copyright (C) 1998, 2003 Free Software Foundation, Inc. - -This file is part of GNU Classpath. - -GNU Classpath is free software; you can redistribute it and/or modify -it under the terms of the GNU General Public License as published by -the Free Software Foundation; either version 2, or (at your option) -any later version. - -GNU Classpath is distributed in the hope that it will be useful, but -WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -General Public License for more details. - -You should have received a copy of the GNU General Public License -along with GNU Classpath; see the file COPYING. If not, write to the -Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA -02110-1301 USA. - -Linking this library statically or dynamically with other modules is -making a combined work based on this library. Thus, the terms and -conditions of the GNU General Public License cover the whole -combination. - -As a special exception, the copyright holders of this library give you -permission to link this library with independent modules to produce an -executable, regardless of the license terms of these independent -modules, and to copy and distribute the resulting executable under -terms of your choice, provided that you also meet, for each linked -independent module, the terms and conditions of the license of that -module. An independent module is a module which is not derived from -or based on this library. If you modify this library, you may extend -this exception to your version of the library, but you are not -obligated to do so. If you do not wish to do so, delete this -exception statement from your version. */ - - -package java.beans; - -import java.lang.reflect.Array; -import java.lang.reflect.Method; - -/** - * IndexedPropertyDescriptor describes information about a JavaBean - * indexed property, by which we mean an array-like property that - * has been exposed via a pair of get and set methods and another - * pair that allows you to get to the property by an index.<P> - * - * An example property would have four methods like this:<P> - * <CODE>FooBar[] getFoo()</CODE><BR> - * <CODE>void setFoo(FooBar[])</CODE><BR> - * <CODE>FooBar getFoo(int)</CODE><BR> - * <CODE>void setFoo(int,FooBar)</CODE><P> - * - * The constraints put on get and set methods are:<P> - * <OL> - * <LI>There must be at least a get(int) or a set(int,...) method. - * Nothing else is required. <B>Spec note:</B>One nice restriction - * would be that if there is a get() there must be a get(int), same - * with set, but that is not in the spec and is fairly harmless.)</LI> - * <LI>A get array method must have signature - * <CODE><propertyType>[] <getMethodName>()</CODE></LI> - * <LI>A set array method must have signature - * <CODE>void <setMethodName>(<propertyType>[])</CODE></LI> - * <LI>A get index method must have signature - * <CODE><propertyType> <getMethodName>(int)</CODE></LI> - * <LI>A set index method must have signature - * <CODE>void <setMethodName>(int,<propertyType>)</CODE></LI> - * <LI>All these methods may throw any exception.</LI> - * <LI>All these methods must be public.</LI> - * </OL> - * - * @author John Keiser - * @since JDK1.1 - */ -public class IndexedPropertyDescriptor extends PropertyDescriptor -{ - private Class<?> indexedPropertyType; - private Method setIndex; - private Method getIndex; - - /** - * Create a new IndexedPropertyDescriptor by introspection. - * This form of constructor creates the PropertyDescriptor by - * looking for getter methods named <CODE>get<name>()</CODE> - * and setter methods named - * <CODE>set<name>()</CODE> in class - * <CODE><beanClass></CODE>, where <name> has its - * first letter capitalized by the constructor.<P> - * - * <B>Implementation note:</B> If there is a get(int) method, - * then the return type of that method is used to find the - * remaining methods. If there is no get method, then the - * set(int) method is searched for exhaustively and that type - * is used to find the others.<P> - * - * <B>Spec note:</B> - * If there is no get(int) method and multiple set(int) methods with - * the same name and the correct parameters (different type of course), - * then an IntrospectionException is thrown. While Sun's spec - * does not state this, it can make Bean behavior different on - * different systems (since method order is not guaranteed) and as - * such, can be treated as a bug in the spec. I am not aware of - * whether Sun's implementation catches this. - * - * @param name the programmatic name of the property, usually - * starting with a lowercase letter (e.g. fooManChu - * instead of FooManChu). - * @param beanClass the class the get and set methods live in. - * - * @exception IntrospectionException if the methods are not found or - * invalid. - */ - public IndexedPropertyDescriptor(String name, Class<?> beanClass) - throws IntrospectionException - { - super(name); - String capitalized; - try - { - capitalized = Character.toUpperCase(name.charAt(0)) - + name.substring(1); - } - catch(StringIndexOutOfBoundsException e) - { - capitalized = ""; - } - findMethods(beanClass, "get" + capitalized, "set" + capitalized, - "get" + capitalized, "set" + capitalized); - } - - /** - * Create a new IndexedPropertyDescriptor by introspection. - * This form of constructor allows you to specify the - * names of the get and set methods to search for.<P> - * - * <B>Implementation note:</B> If there is a get(int) method, - * then the return type of that method is used to find the - * remaining methods. If there is no get method, then the - * set(int) method is searched for exhaustively and that type - * is used to find the others.<P> - * - * <B>Spec note:</B> - * If there is no get(int) method and multiple set(int) methods with - * the same name and the correct parameters (different type of course), - * then an IntrospectionException is thrown. While Sun's spec - * does not state this, it can make Bean behavior different on - * different systems (since method order is not guaranteed) and as - * such, can be treated as a bug in the spec. I am not aware of - * whether Sun's implementation catches this. - * - * @param name the programmatic name of the property, usually - * starting with a lowercase letter (e.g. fooManChu - * instead of FooManChu). - * @param beanClass the class the get and set methods live in. - * @param getMethodName the name of the get array method. - * @param setMethodName the name of the set array method. - * @param getIndexName the name of the get index method. - * @param setIndexName the name of the set index method. - * - * @exception IntrospectionException if the methods are not found or invalid. - */ - public IndexedPropertyDescriptor(String name, Class<?> beanClass, - String getMethodName, String setMethodName, - String getIndexName, String setIndexName) - throws IntrospectionException - { - super(name); - findMethods(beanClass, getMethodName, setMethodName, getIndexName, - setIndexName); - } - - /** - * Create a new PropertyDescriptor using explicit Methods. - * Note that the methods will be checked for conformance to standard - * Property method rules, as described above at the top of this class. - * - * @param name the programmatic name of the property, usually - * starting with a lowercase letter (e.g. fooManChu - * instead of FooManChu). - * @param getMethod the get array method. - * @param setMethod the set array method. - * @param getIndex the get index method. - * @param setIndex the set index method. - * - * @exception IntrospectionException if the methods are not found or invalid. - */ - public IndexedPropertyDescriptor(String name, Method getMethod, - Method setMethod, Method getIndex, - Method setIndex) - throws IntrospectionException - { - super(name); - if(getMethod != null && getMethod.getParameterTypes().length > 0) - throw new IntrospectionException("get method has parameters"); - if(getMethod != null && setMethod.getParameterTypes().length != 1) - throw new IntrospectionException("set method does not have exactly one parameter"); - if(getMethod != null && setMethod != null) - { - if(!getMethod.getReturnType().equals(setMethod.getParameterTypes()[0])) - { - throw new IntrospectionException("set and get methods do not " - + "share the same type"); - } - if(!getMethod.getDeclaringClass().isAssignableFrom - (setMethod.getDeclaringClass()) - && !setMethod.getDeclaringClass().isAssignableFrom - (getMethod.getDeclaringClass())) - { - throw new IntrospectionException("set and get methods are not in " - + "the same class."); - } - } - - if (getIndex != null - && (getIndex.getParameterTypes().length != 1 - || !(getIndex.getParameterTypes()[0]).equals(java.lang.Integer.TYPE))) - { - throw new IntrospectionException("get index method has wrong " - + "parameters"); - } - if (setIndex != null - && (setIndex.getParameterTypes().length != 2 - || !(setIndex.getParameterTypes()[0]).equals(java.lang.Integer.TYPE))) - { - throw new IntrospectionException("set index method has wrong " - + "parameters"); - } - if (getIndex != null && setIndex != null) - { - if(!getIndex.getReturnType().equals(setIndex.getParameterTypes()[1])) - { - throw new IntrospectionException("set index methods do not share " - + "the same type"); - } - if(!getIndex.getDeclaringClass().isAssignableFrom - (setIndex.getDeclaringClass()) - && !setIndex.getDeclaringClass().isAssignableFrom - (getIndex.getDeclaringClass())) - { - throw new IntrospectionException("get and set index methods are " - + "not in the same class."); - } - } - - if (getIndex != null && getMethod != null - && !getIndex.getDeclaringClass().isAssignableFrom - (getMethod.getDeclaringClass()) - && !getMethod.getDeclaringClass().isAssignableFrom - (getIndex.getDeclaringClass())) - { - throw new IntrospectionException("methods are not in the same class."); - } - - if (getIndex != null && getMethod != null - && !Array.newInstance(getIndex.getReturnType(),0) - .getClass().equals(getMethod.getReturnType())) - { - throw new IntrospectionException("array methods do not match index " - + "methods."); - } - - this.getMethod = getMethod; - this.setMethod = setMethod; - this.getIndex = getIndex; - this.setIndex = setIndex; - this.indexedPropertyType = getIndex != null ? getIndex.getReturnType() - : setIndex.getParameterTypes()[1]; - this.propertyType = getMethod != null ? getMethod.getReturnType() - : (setMethod != null ? setMethod.getParameterTypes()[0] - : Array.newInstance(this.indexedPropertyType,0).getClass()); - } - - public Class<?> getIndexedPropertyType() - { - return indexedPropertyType; - } - - public Method getIndexedReadMethod() - { - return getIndex; - } - - /** - * Sets the method that is used to read an indexed property. - * - * @param m the method to set - */ - public void setIndexedReadMethod(Method m) throws IntrospectionException - { - getIndex = m; - } - - public Method getIndexedWriteMethod() - { - return setIndex; - } - - /** - * Sets the method that is used to write an indexed property. - * - * @param m the method to set - */ - public void setIndexedWriteMethod(Method m) throws IntrospectionException - { - setIndex = m; - } - - private void findMethods(Class beanClass, String getMethodName, - String setMethodName, String getIndexName, - String setIndexName) - throws IntrospectionException - { - try - { - if(getIndexName != null) - { - try - { - Class[] getArgs = new Class[1]; - getArgs[0] = java.lang.Integer.TYPE; - getIndex = beanClass.getMethod(getIndexName,getArgs); - indexedPropertyType = getIndex.getReturnType(); - } - catch(NoSuchMethodException E) - { - } - } - if(getIndex != null) - { - if(setIndexName != null) - { - try - { - Class[] setArgs = new Class[2]; - setArgs[0] = java.lang.Integer.TYPE; - setArgs[1] = indexedPropertyType; - setIndex = beanClass.getMethod(setIndexName,setArgs); - if(!setIndex.getReturnType().equals(java.lang.Void.TYPE)) - { - throw new IntrospectionException(setIndexName - + " has non-void return type"); - } - } - catch(NoSuchMethodException E) - { - } - } - } - else if(setIndexName != null) - { - Method[] m = beanClass.getMethods(); - for(int i=0;i<m.length;i++) - { - Method current = m[i]; - if(current.getName().equals(setIndexName) - && current.getParameterTypes().length == 2 - && (current.getParameterTypes()[0]) - .equals(java.lang.Integer.TYPE) - && current.getReturnType().equals(java.lang.Void.TYPE)) - { - if(setIndex != null) - { - throw new IntrospectionException("Multiple, different " - + "set methods found that fit the bill!"); - } - else - { - setIndex = current; - indexedPropertyType = current.getParameterTypes()[1]; - } - } - } - if(setIndex == null) - { - throw new IntrospectionException("Cannot find get or set " - + "methods."); - } - } - else - { - throw new IntrospectionException("Cannot find get or set methods."); - } - - Class arrayType = Array.newInstance(indexedPropertyType,0).getClass(); - - Class[] setArgs = new Class[1]; - setArgs[0] = arrayType; - try - { - setMethod = beanClass.getMethod(setMethodName,setArgs); - if (!setMethod.getReturnType().equals(java.lang.Void.TYPE)) - { - setMethod = null; - } - } - catch(NoSuchMethodException E) - { - } - - Class[] getArgs = new Class[0]; - try - { - getMethod = beanClass.getMethod(getMethodName,getArgs); - if (!getMethod.getReturnType().equals(arrayType)) - { - getMethod = null; - } - } - catch(NoSuchMethodException E) - { - } - } - catch(SecurityException E) - { - throw new IntrospectionException("SecurityException while trying to " - + "find methods."); - } - } -} |